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$618+ Cheap flights from Montana to Vietnam

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
BZN — SGN
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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Cheap flight deals from Montana to Vietnam

Keep the following information in mind while searching for Montana to Vietnam flight deals. Data was last updated January 6, 2026.

Round-trip from

$798
(United Airlines)

One-way from

$618
(United Airlines)
From Montana to Vietnam
Search Deals
One-way flight from Montana to Vietnam
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Find flight deals from Montana to Vietnam

Cheapest flights from Montana to Vietnam
Explore the most affordable flight options available from Montana to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 6, 2026.

This United Airlines deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1810:52 amBIL - SGN
3 stops46h 03mUnited Airlines
Thu 1/226:00 amSGN - BIL
3 stops29h 23mUnited Airlines
Deal found 1/5$798
This oojo deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/107:53 pmFCA - DAD
2 stops32h 22mMultiple Airlines
Mon 3/166:25 pmDAD - FCA
2 stops42h 32mMultiple Airlines
Deal found 1/6$860
This oojo deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/33:35 pmBIL - SGN
2 stops35h 10mMultiple Airlines
Tue 2/2411:40 amSGN - BIL
2 stops25h 58mMultiple Airlines
Deal found 1/6$908
This United Airlines deal was found by Cheapflights users on 1/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/156:30 amBIL - SGN
3 stops51h 25mUnited Airlines
Sun 3/297:00 amSGN - BIL
3 stops63h 40mUnited Airlines
Deal found 1/4$930
This KAYAK deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:53 pmFCA - DAD
2 stops26h 47mMultiple Airlines
Tue 3/171:00 pmDAD - FCA
2 stops23h 57mMultiple Airlines
Deal found 1/6$963
This KAYAK deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:53 pmFCA - DAD
2 stops26h 47mMultiple Airlines
Sun 3/151:00 pmDAD - FCA
2 stops23h 57mMultiple Airlines
Deal found 1/6$977
This United Airlines deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/34:13 pmBIL - SGN
3 stops40h 42mUnited Airlines
Tue 2/246:00 amSGN - BIL
3 stops29h 21mUnited Airlines
Deal found 1/5$1,089
This KAYAK deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/227:46 pmFCA - DAD
2 stops23h 24mMultiple Airlines
Mon 1/265:35 pmDAD - FCA
2 stops32h 39mMultiple Airlines
Deal found 1/6$1,097
This oojo deal was found by Cheapflights users on 1/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/152:04 pmBIL - SGN
2 stops37h 56mMultiple Airlines
Sun 3/2911:30 amSGN - BIL
2 stops25h 28mMultiple Airlines
Deal found 1/4$1,127
This United Airlines deal was found by Cheapflights users on 1/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/102:45 pmBIL - SGN
3 stops66h 10mUnited Airlines
Tue 2/246:00 amSGN - BIL
3 stops29h 21mUnited Airlines
Deal found 1/5$1,200
This Korean Air deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:00 amFCA - DAD
2 stops26h 30mKorean Air
Mon 3/163:45 pmDAD - FCA
2 stops40h 28mKorean Air
Deal found 1/6$1,201
This Korean Air deal was found by Cheapflights users on 1/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:00 amFCA - DAD
2 stops26h 30mKorean Air
Sat 3/143:45 pmDAD - FCA
2 stops40h 28mKorean Air
Deal found 1/6$1,210

Cheapflights Fare Finder

 
Customize your flight search to find flights from Montana to Vietnam that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 6, 2026.
Use the filters below to find and compare flights from Montana to Vietnam that are best for you.

Fly from

Montana

Fly to

Vietnam

Route

Depart

Return

Price

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Sun 1/18

10:52 am-10:55 pm

3 stops46h 03m

Ho Chi Minh City

Thu 1/22

6:00 am-9:23 pm

3 stops29h 23m

$798

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Tue 2/3

3:35 pm-4:45 pm

2 stops35h 10m

Ho Chi Minh City

Tue 2/24

11:40 am-11:38 pm

2 stops25h 58m

$908

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Sun 3/15

6:30 am-10:55 pm

3 stops51h 25m

Ho Chi Minh City

Sun 3/29

7:00 am-9:40 am

3 stops63h 40m

$930

KalispellDa Nang

FCA - DAD

FCADAD

Kalispell Glacier Park

Wed 3/11

7:53 pm-11:40 am

2 stops26h 47m

Da Nang

Mon 3/16

1:00 pm-11:57 pm

2 stops23h 57m

$963

KalispellDa Nang

FCA - DAD

FCADAD

Kalispell Glacier Park

Mon 3/9

7:53 pm-11:40 am

2 stops26h 47m

Da Nang

Tue 3/17

1:00 pm-11:57 pm

2 stops23h 57m

$963

KalispellDa Nang

FCA - DAD

FCADAD

Kalispell Glacier Park

Wed 3/11

7:53 pm-11:40 am

2 stops26h 47m

Da Nang

Tue 3/17

1:00 pm-11:57 pm

2 stops23h 57m

$963

KalispellDa Nang

FCA - DAD

FCADAD

Kalispell Glacier Park

Tue 3/10

7:53 pm-11:40 am

2 stops26h 47m

Da Nang

Sun 3/15

1:00 pm-11:57 pm

2 stops23h 57m

$977

KalispellDa Nang

FCA - DAD

FCADAD

Kalispell Glacier Park

Wed 3/11

7:53 pm-11:40 am

2 stops26h 47m

Da Nang

Sun 3/15

1:00 pm-11:57 pm

2 stops23h 57m

$977

BillingsHo Chi Minh City

BIL - SGN

BILSGN

Billings Logan Intl

Tue 2/3

4:13 pm-10:55 pm

3 stops40h 42m

Ho Chi Minh City

Tue 2/24

6:00 am-9:21 pm

3 stops29h 21m

$1,089

KalispellDa Nang

FCA - DAD

FCADAD

Kalispell Glacier Park

Sat 3/7

5:00 am-9:30 pm

2 stops26h 30m

Da Nang

Mon 3/16

3:45 pm-7:13 pm

2 stops40h 28m

$1,201

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/4

Showing 1-10 of 18 results
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Best time to book a flight from Montana to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Montana with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Montana to Vietnam
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Montana to Vietnam. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Montana to Vietnam?

    For as low as $798, United Airlines can have you in Vietnam from Montana in 46h 03m. The distance between Montana and Vietnam is about 7950 mi.

  • Can I find deals for flights from Montana to Vietnam that include hotel bookings?

    Yes. In addition to deals on Montana to Vietnam flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montana to Vietnam?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montana to Vietnam.

  • Can I find deals for business class flights from Montana to Vietnam?

    Yes. Cheapflights offers flight deals from Montana to Vietnam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Top airline flying from Montana to Vietnam

Discover the top airline that operate flights from Montana to Vietnam. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$852Average$1,386FlexibilityNo cancel feeOn-time69%

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